20775689940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{73877}}^1$

素因数の和:74041

約数の個数: 96

約数和(自身を含む): 60071679360

約数和(自身を除く): 39295989420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 109, 129, 172, 215, 218, 258, 327, 430, 436, 516, 545, 645, 654, 860, 1090, 1290, 1308, 1635, 2180, 2580, 3270, 4687, 6540, 9374, 14061, 18748, 23435, 28122, 46870, 56244, 70305, 73877, 93740, 140610, 147754, 221631, 281220, 295508, 369385, 443262, 738770, 886524, 1108155, 1477540, 2216310, 3176711, 4432620, 6353422, 8052593, 9530133, 12706844, 15883555, 16105186, 19060266, 24157779, 31767110, 32210372, 38120532, 40262965, 47650665, 48315558, 63534220, 80525930, 95301330, 96631116, 120788895, 161051860, 190602660, 241577790, 346261499, 483155580, 692522998, 1038784497, 1385045996, 1731307495, 2077568994, 3462614990, 4155137988, 5193922485, 6925229980, 10387844970, 20775689940]

約数ペア:

[(1, 20775689940), (2, 10387844970), (3, 6925229980), (4, 5193922485), (5, 4155137988), (6, 3462614990), (10, 2077568994), (12, 1731307495), (15, 1385045996), (20, 1038784497), (30, 692522998), (43, 483155580), (60, 346261499), (86, 241577790), (109, 190602660), (129, 161051860), (172, 120788895), (215, 96631116), (218, 95301330), (258, 80525930), (327, 63534220), (430, 48315558), (436, 47650665), (516, 40262965), (545, 38120532), (645, 32210372), (654, 31767110), (860, 24157779), (1090, 19060266), (1290, 16105186), (1308, 15883555), (1635, 12706844), (2180, 9530133), (2580, 8052593), (3270, 6353422), (4687, 4432620), (6540, 3176711), (9374, 2216310), (14061, 1477540), (18748, 1108155), (23435, 886524), (28122, 738770), (46870, 443262), (56244, 369385), (70305, 295508), (73877, 281220), (93740, 221631), (140610, 147754)]